package catalina.connection;

import java.io.IOException;
import java.io.InputStream;

/**
 * 把请求信息封装为Request对象（根据InputSteam输入流封装）
 */
public class Request {

    private String method; // 请求方式，比如GET/POST
    private String url;  // 例如 /,/index.html
    private Mapper mapper;

    private InputStream inputStream;  // 输入流，其他属性从输入流中解析出来

    public String getInputData() {
        return inputData;
    }

    public void setInputData(String inputData) {
        this.inputData = inputData;
    }

    private String inputData;


    public String getMethod() {
        return method;
    }


    public String getUrl() {
        return url;
    }


    public InputStream getInputStream() {
        return inputStream;
    }

    public void setInputStream(InputStream inputStream) {
        this.inputStream = inputStream;
    }

    public Request() {
    }


    // 构造器，输入流传入
    public Request(InputStream inputStream) throws IOException {
        this.inputStream = inputStream;

        // 从输入流中获取请求信息
        int count = 0;
        while (count == 0) {
            count = inputStream.available();
        }

        byte[] bytes = new byte[count];
        inputStream.read(bytes);

        String inputStr = new String(bytes);
        // 获取第一行请求头信息
        String firstLineStr = inputStr.split("\\n")[0];  // GET / HTTP/1.1

        String[] strings = firstLineStr.split(" ");

        this.method = strings[0];
        this.url = strings[1];

        System.out.println("=====>>method:" + method);
        System.out.println("=====>>url:" + url);
        buildMapper(inputStr);
    }

    public void setMethod(String method) {
        this.method = method;
    }

    public void setUrl(String url) {
        this.url = url;
    }

    public Mapper getMapper() {
        return mapper;
    }

    public void setMapper(Mapper mapper) {
        this.mapper = mapper;
    }

    public void buildMapper(String inputStr){
        String secondLineStr = inputStr.split("\\n")[1];
        String hostName=secondLineStr.split(":")[1].trim();
        String subUrl = url.substring(1);
        String contextName=url.substring(1,subUrl.indexOf("/")+1);
        String wrapperName=url.substring(subUrl.indexOf("/")+1);
        Mapper mapper = new Mapper();
        mapper.setContextName(contextName);
        mapper.setHostName(hostName);
        mapper.setWrapperName(wrapperName);
        this.mapper = mapper;
    }

    // 构造器，输入流传入
    public Request(String inputValue) {
        // 获取第一行请求头信息
        String firstLineStr = inputValue.split("\\n")[0];  // GET / HTTP/1.1
        String[] strings = firstLineStr.split(" ");
        this.method = strings[0];
        this.url = strings[1];
        System.out.println("=====>>method:" + method);
        System.out.println("=====>>url:" + url);
        buildMapper(inputValue);
    }
}
